Controller for air conditioner



FIG. 1 is a perspective view of a controller for air conditioner showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a plan view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

The broken lines depict portions of the controller for air conditioner that form no part of claimed design. 

The ornamental design for a controller for air conditioner, as shown and described. 